http://e-repository.perpus.iainsalatiga.ac.id/13289
http://e-repository.perpus.iainsalatiga.ac.id/12920
http://e-repository.perpus.iainsalatiga.ac.id/13190
http://e-repository.perpus.iainsalatiga.ac.id/13368
http://e-repository.perpus.iainsalatiga.ac.id/13193
http://e-repository.perpus.iainsalatiga.ac.id/13273